[fpc-pascal] When the variable freed in Optimize compile

[Zaher Dirkey]

On Wed, Jun 8, 2011 at 11:22 AM, <michael.vancanneyt at wisa.be> wrote:

>
>
> On Wed, 8 Jun 2011, Zaher Dirkey wrote:
>
>  Hi, I know when compile the project with optimize in Delphi the variable
>> freed/allocated after the last line used.
>> How can i make same in FPC, O3 not worked for me.
>> I used FPC 2.4.4
>>
>> var
>>  c: Currency;
>> begin
>>  c := 10;
>>  writeln(c);
>> <<now c freed
>>  some code here
>> end;
>>
>
> C (as a currency) is never 'freed'. It is declared throughout the whole
> procedure.
>

What if C is string or Interface of TInterfacedObject?

Thanks

-- 
Zaher Dirkey
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